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servo: platform: Render all layers

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Source-Repo: https://github.com/servo/servo
Source-Revision: b0ad3089d17b97a3dfe858896e672797a6a5f5a2
This commit is contained in:
Patrick Walton 2012-10-25 17:46:28 -07:00
parent c009024674
commit 78f5011924
1 changed files with 27 additions and 10 deletions
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37
servo/src/servo/platform/osmain.rs
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@ -97,13 +97,14 @@ fn mainloop(mode: Mode, po: comm::Port<Msg>, dom_event_chan: pipes::SharedChan<E
let image_data = @layers::layers::BasicImageData::new(
Size2D(0u, 0u), 0, layers::layers::RGB24Format, ~[]);
let image = @layers::layers::Image::new(image_data as @layers::layers::ImageData);
let layers = @dvec::DVec();
let image_layer = @layers::layers::ImageLayer(image);
let original_layer_transform = image_layer.common.transform;
image_layer.common.set_transform(original_layer_transform.scale(&800.0f32, &600.0f32, &1f32));
layers.push(image_layer);
let scene = @layers::scene::Scene(layers::layers::ImageLayerKind(image_layer),
let root_layer = @layers::layers::ContainerLayer();
root_layer.add_child(layers::layers::ImageLayerKind(image_layer));
let scene = @layers::scene::Scene(layers::layers::ContainerLayerKind(root_layer),
Size2D(800.0f32, 600.0f32),
identity(0.0f32));
@ -125,9 +126,12 @@ fn mainloop(mode: Mode, po: comm::Port<Msg>, dom_event_chan: pipes::SharedChan<E
return_surface(surfaces, move dt);
lend_surface(surfaces, move sender);
// Iterate over the children of the container layer.
let mut current_layer_child = root_layer.first_child;
// Replace the image layer data with the buffer data.
let buffers = replace(&mut surfaces.front.layer_buffer_set.buffers, ~[]);
for buffers.eachi |i, buffer| {
for buffers.each |buffer| {
let width = buffer.rect.size.width as uint;
let height = buffer.rect.size.height as uint;
@ -140,12 +144,25 @@ fn mainloop(mode: Mode, po: comm::Port<Msg>, dom_event_chan: pipes::SharedChan<E
// Find or create an image layer.
let image_layer;
if i < layers.len() {
image_layer = layers[i];
image_layer.set_image(image);
} else {
image_layer = @layers::layers::ImageLayer(image);
}
current_layer_child = match current_layer_child {
None => {
image_layer = @layers::layers::ImageLayer(image);
root_layer.add_child(layers::layers::ImageLayerKind(image_layer));
None
}
Some(layers::layers::ImageLayerKind(existing_image_layer)) => {
image_layer = existing_image_layer;
image_layer.set_image(image);
// Move on to the next sibling.
do current_layer_child.get().with_common |common| {
common.next_sibling
}
}
Some(_) => {
fail ~"found unexpected layer kind"
}
};
// Set the layer's transform.
let x = buffer.rect.origin.x as f32;